package io;

import java.io.*;

public class CopyDemo3 {
    public static void main(String[] args) throws IOException {
        FileInputStream fis= new FileInputStream("image.png");
        BufferedInputStream bis=new BufferedInputStream(fis);
        FileOutputStream fos=new FileOutputStream("image_cp3.png");
        BufferedOutputStream bos=new BufferedOutputStream(fos);

        int d;
        while ((d= bis.read())!=-1){
            bos.write(d);
        }
        System.out.println("复制完毕");
        bis.close();
        bos.close();
    }
}
